Patterned internal end band for fittings



FIG. 1 is a front elevational view of a patterned internal end band for fittings, showing one embodiment of our new design, applied to the inner surface of both ends of an elbow-type fitting, with the pattern being formed by a plurality of individual triangular or arrowhead-shaped designs, wherein the outer and remaining inner surfaces and length of the elbow fitting are shown in dashed lines for environmental purposes only and are not part of the claimed design;

FIG. 2 is an end perspective view of the invention of FIG. 1, at one end of a straight section of cylindrical pipe, wherein the outer and remaining inner pipe surfaces and length are shown in dashed lines for environmental purposes only and are not part of the claimed design;

FIG. 3 is a cross-sectional view along the line 3—3 of FIG. 1;

FIG. 4 is an enlarged view of a section of another embodiment of the invention;

FIG. 5 is an enlarged view of a section of another embodiment of the invention;

FIG. 6 is an enlarged view of a section of another embodiment of the invention; and,

FIG. 7 is a cross-sectional view along the line 7—7 of FIG. 6. 

The ornamental design for patterned internal end band for fittings, as shown and described. 